gzipboi.py

#!/usr/bin/env python3

import gzip, os, sys

infile = open("fresh-food-16.json", "r")

b = bytes(infile.read(),"utf8")

n = 0

while True:
    n += 1
    if n % 1000 == 0:
        print(str(n))
    with gzip.open("foo.gz", "wb") as f:
        f.write(b)
    os.unlink("foo")
    if os.system("gunzip -k foo.gz") != 0:
        sys.exit(1)